The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 24, 1997
Filed:
Dec. 01, 1995
Mutsuo Nakashima, Niigata-ken, JP;
Takaaki Shimizu, Niigata-ken, JP;
Tsutomu Ogihara, Niigata-ken, JP;
Takeshi Kinsho, Niigata-ken, JP;
Tatsushi Kaneko, Niigata-ken, JP;
Kazuyuki Asakura, Niigata-ken, JP;
Hideshi Kurihara, Kawasaki, JP;
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Abstract
A silacyclohexane compound of the following formula (I) or (II) ##STR1## wherein R is an organic residue, ##STR2## represents an unsubstituted or substituted trans-1-sila-1,4-cyclohexylene group or trans-4-sila-1,4-cyclohexylene group, L.sub.1 and L.sub.2 independently represent H, F, Cl or CH.sub.3 ; and X represents an organic residue, CN, F or Cl, or ##STR3## wherein R, L.sub.1, L.sub.2 and X are, respectively, as defined above, and at least one of ##STR4## represents an unsubstituted or substituted trans-1-sila-1,4-cyclohexylene group or trans-4-sila-1,4-cyclohexylene group, and the other may be a trans-1,4-cyclohexylene group. The preparation of these compounds is described along with a composition comprising the compound (I) and/or (II) and a display device comprising the composition.